{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "293435",
    "entityType": "User",
    "nonce": "0xefdb167486e9290b9ec0b8fd9049c46e601629e74c8451dbec117fe2a979aaf1",
    "signature": "0x2efcf397c6eb3a07bca05fcb3b7f3ec1db628bf4887da415e23c0b3529d0b015431cd87da1d2f0d3e0bb515fe2cb4cdb629fe79d5ef8fcd239ea774a8efbac0f1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}